and china is on his way to the united states. chen guangcheng is on a flight to new jersey with wife and two children. he caused an uproar last month when he escaped from house arrest and hid at the u.s. embassy in beijing. the self-taught legal activist who led campaigns for the disabled and fought for -- fought against forced abortions plans to study law at new york university. >>> officials in washington are urging americans in saudi arabia to keep a low profile. the state department says terror groups could be planning an attack and that there's an ongoing security threat. potential targets include hotels and shops filled with westerners. u.s. recommends that americans be extra cautious getting in and out of vehicles and vary the hours when they travel around the saudi kingdom. >>> an airline pilot is accused of flying with a loaded gun. federal prosecutors say a bag screener in buffalo saw the gun yesterday. pilot bret deter was arrested before he could fly the piedmont airlines flight to laguardia. investigators think he pi